//
//  Model1.h
//  NScodingAndNscoping
//
//  Created by wanglei on 16/12/25.
//  Copyright © 2016年 wanglei. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface Model1 : NSObject<NSCopying>
@property (nonatomic, assign) NSInteger a;
@end
